How to unlock bios acer to put more dedicated video memory

[mar4eloni]

Hello,
i have an Acer Extensa 5630 and i want to get my dedicated video memory on my intel media accelerator 4500MHD from 64 to 256 or maybe 512 but 256 should do it for playing Pro Evolution soccer but i have a problem , i can't change the shared video memory in the bios it is simply locked i can see it but not edit it . Can any one help me ????

 

[Anouck1]

Hi,
I have the same problem with my Acer 5742 using the same video card (intel media accelerator 4500MHD ). I'm not able to find anybody with pertinent informations.
Need help also!!!